package com.yang.springboot02.dao;

import com.yang.springboot02.pojo.Department;
import com.yang.springboot02.pojo.Employee;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

//员工Dao
@Repository
public class EmployeeDao {
    //模拟数据库中的数据
    private static Map<Integer, Employee> employees = null;

    @Autowired
    private DepartmentDao departmentDao;
    //员工有所属的部门
    static {
        employees = new HashMap<Integer, Employee>();//创建一个部门表
        employees.put(101,new Employee(101,"AA","A320557757@qq.com",1,new Department(101,"教学部")));
        employees.put(102,new Employee(102,"BB","B320557757@qq.com",0,new Department(102,"市场部")));
        employees.put(103,new Employee(103,"CC","C320557757@qq.com",1,new Department(103,"教研部")));
        employees.put(104,new Employee(104,"DD","D320557757@qq.com",0,new Department(104,"运营部")));
        employees.put(105,new Employee(105,"EE","E320557757@qq.com",1,new Department(105,"后勤部")));
    }
    //主建自增！
    private static Integer initId = 1006;
    //增加一个员工
    public void save(Employee employee){
        if (employee.getId()==null){
            employee.setId(initId++);
        }
        employee.setDepartment(departmentDao.getDepartmentById(employee.getDepartment().getId()));
        employees.put(employee.getId(),employee);
    }
    //查询全部员工信息
    public Collection<Employee> getAll(){
        return employees.values();
    }
    //通过id查询员工
    public Employee getEmployeeById(Integer id){
        return employees.get(id);
    }
    //删除员工通过id
    public  void delete(Integer id){
        employees.remove(id);
    }
}
